prokaryotes - bacteria see Domain Bacteria Woese et al. 1990
   Domain "Bacteria" Woese et al. 1990
     Phylum "Actinobacteria" Garrity and Holt 2001
       Class Actinobacteria Stackebrandt et al. 1997
         Order Micrococcales Prévot 1940 (Approved Lists 1980)
           Family Intrasporangiaceae Rainey et al. 1997
             01 Genus Aquipuribacter Tóth et al. 2012
             02 Genus Arsenicicoccus Collins et al. 2004
             03 Genus Fodinibacter Wang et al. 2009
             04 Genus Humibacillus Kageyama et al. 2008
             05 Genus Humihabitans Kageyama et al. 2007 see Genus Intrasporangium Kalakoutskii et al. 1967 (Approved Lists 1980)
             06 Genus Intrasporangium Kalakoutskii et al. 1967 (Approved Lists 1980)
             07 Genus Janibacter Martin et al. 1997
             08 Genus Knoellia Groth et al. 2002
             09 Genus Kribbia Jung et al. 2006
             10 Genus Lapillicoccus Lee and Lee 2007
             11 Genus Marihabitans Kageyama et al. 2008
             12 Genus Ornithinibacter Xiao et al. 2011
             13 Genus Ornithinicoccus Groth et al. 1999
             14 Genus Ornithinimicrobium Groth et al. 2001
             15 Genus Oryzihumus Kageyama et al. 2005
             16 Genus Oryzobacter Kim et al. 2015
             17 Genus Phycicoccus Lee 2006
             18 Genus Serinicoccus Yi et al. 2004
             19 Genus Terrabacter Collins et al. 1989
             20 Genus Terracoccus Prauser et al. 1997
             21 Genus Tetrasphaera Maszenan et al. 2000